Events and Things to Do in Holtsville, NY

Monday, May 4

Featured

Stony Brook University Esports Summer Program

MAY

4

9:00 AM

Tabler Dr, Stony Brook, NY

Introducing Stony Brook University's very own Esports Summer Program!In this five-day program, students will receive training...

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Monday, April 20

• Earthstock | Keynote Presentation 5:00 pm

  Stony Brook University, Holtsville

  
  

Tuesday, April 21

• Diabetes and Protein Misfolding: Exploring Cell Damage and Promising Therapies 3:30 pm

  Stony Brook University, Holtsville

  
  
• Faculty Book Lecture by S.N. Sridhar/AAAS - "The Sanskrit Hegemon and Regional Language Assertion: Creativity in the Kannada Mahabharata"

  5:00 pm

  Stony Brook University, 100 Nicolls Road, Stony Brook

  
  

Wednesday, April 22

• Spring Parenting Series 2026 6:00 am

  Cornell Cooperative Extension of Suffolk County, 423 N Griffing Ave # 100, Riverhead

  
  
• Blue Grass Time | Buddy Merriam 12:00 pm

  Stony Brook University, Holtsville

  
  
• Water Fest 2026 12:30 pm

  Stony Brook University, Holtsville

  
  

Saturday, May 2

• Toss for a Cause – Cornhole Fundraiser (Win Cash!) - Family-Friendly Event 9:00 am

  Great South Bay Brewery of Ronkonkoma, 1 Hawkins Ave, Ronkonkoma

  
  

Monday, May 4

• Stony Brook University Esports Summer Program 9:00 am

  Tabler Dr, Stony Brook

  
  

Saturday, May 16

• A Unique Creative Experience With Tony Graziano 10:30 am

  Long Island Game Farm, 489 Chapman Blvd, Manorville